code: def tearDown(self):
      super().tearDown()
      dist.destroy_process_group()
  
imports: import sys
  import torch
  import torch.distributed
  import torch.nn
  import unittest
  import torch.distributed._functional_collectives
  from torch.fx.experimental.proxy_tensor import make_fx
  from torch.testing._internal.distributed.fake_pg import FakeStore
  from torch.testing import FileCheck
  from torch.distributed.fsdp import FullyShardedDataParallel
  from torch.distributed._tensor import DeviceMesh, init_device_mesh, Shard
  from torch.testing._internal.common_utils import TestCase, run_tests
  from torch.distributed.tensor.parallel import ColwiseParallel, parallelize_module, RowwiseParallel
  from torch.testing._internal.distributed._tensor.common_dtensor import MLPModule
label_desc: Use image node_id 1 for calling the TestFakePG obj's underlying member method code with example usage: obj.tearDown() without return types